http://www.sdtouristinfo.com/http://sdgreatlakes.org/http://www.southdakota.com/
http://www.acukwik.com/airports/SD/SOUTH%20DAKOTAhttp://www.airnav.com/airports/us/SD
http://hotel-guides.us/south-dakota/sd-hotels.html
http://www.menupix.com/southdakota/
http://www.nps.gov/state/sd/index.htmhttp://www.stateparks.com/sd.htmlhttp://www.us-parks.com/south-dakota.htmlhttp://gfp.sd.gov/state-parks/http://www.campsd.com/
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